*::after, *::before {
  box-sizing: border-box;
}

*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

:root {
  --bg: #222
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background-color: #222;
}

ul {
  position: relative;
  display: flex;
  gap: 50px;
}

ul li {
  position: relative;
  list-style: none;
  width: 80px;
  height: 80px;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: .5s;
}

ul li::before {
  content: '';
  position: absolute;
  inset: 30px;
  box-shadow: 0 0 0 10px var(--clr),
    0 0 0 20px var(--bg),
    0 0 0 22px var(--clr);
  transition: .5s;
}

ul li:hover::before {
 inset: 15px;
}

ul li::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--bg);
  transform: rotate(45deg);
  transition: .5s;
}

ul li:hover::after {
  inset: -10px;
  /* inset: 0px; */
  transform: rotate(0deg);
}

ul li a {
  position: relative;
  text-decoration: none;
  z-index: 10;
  display: flex;
  justify-content: center;
  align-items: center;
}

ul li a i {
  font-size: 2em;
  transition: .5s;
  color: var(--clr);
}

ul li:hover a i {
  color: var(--clr);
  transform: translateY(-40%);
}

ul li a span {
  position: absolute;
  font-family: consolas;
  color: var(--clr);
  opacity: 0;
  transition: .5s;
  transform: scale(0) translateY(200%);
}

ul li:hover a span {
  opacity: 1;
  transform: scale(1) translateY(100%);
}

ul li:hover a i,
ul li:hover a span {
  filter: drop-shadow(0 0 20px var(--clr)) drop-shadow(0 0 40px var(--clr)) drop-shadow(0 0 60px var(--clr));
}